Equal-width bins match the cutpoints of Figure 7.2. The pd.qcut fit is
kept further down, where it is compared with the degree-0 B-spline fit
whose knots are at the age quartiles. Supersedes #42.
Co-authored-by: Claude Opus 5.5 <noreply@anthropic.com>
* update README.md for v2.2.3
* fixing issue for dataframes with duplicates in the index
* bump labs version to v2.2.4 in README
Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
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Co-authored-by: Claude Opus 5.5 <noreply@anthropic.com>